Physics
JAMB 2011
The diagram above shows two vectors at right angles to each other. The value of the resultant vector is
-
A.
14.0 N
-
B.
10.0 N
-
C.
12.0 N
-
D.
13.0 N
Correct Answer: Option B
Explanation
The resultant, R is given by pythagoras rule, R
2 = P
2 + Q
2
= 6
2 + 8
2 = 36 + 64 = 100
R = √100 = 10.0N
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